Table 1.
Baseline characteristics of the study population.
| Characteristics | Overall |
|---|---|
| n = 1,494 | |
| Demographic data | |
| Age, years | 70.76 (5.16) |
| Gender, male | 951(63.65%) |
| BMI, kg/m2 | 22.58 (3.55) |
| Smoking, yes | 696 (46.59%) |
| Alcohol, yes | 289 (19.34%) |
| Comorbidities | |
| Absent | 1,081 (72.36%) |
| Hypertension | 337 (22.56%) |
| Others | 76 (5.09%) |
| Disease data | |
| Tumor location | |
| Lung | 458 (30.66%) |
| Digestive | 759 (50.80%) |
| Other | 277 (18.54%) |
| Tumor stage: | |
| I | 147 (9.84%) |
| II | 336 (22.49%) |
| III | 373 (24.97%) |
| IV | 638 (42.70%) |
| Chemotherapy, yes | 939 (62.85%) |
| Radiotherapy, yes | 1,494(100.00%) |
| Immunotherapy, yes | 109 (7.30%) |
| Surgery, yes | 357 (23.90%) |
| ECOG | 1.09 (0.80) |
| Laboratory data | |
| Albumin, g/dl | 3.80 (0.53) |
| Cholesterol, mg/dl | 182.95 (60.94) |
| Lymphocyte, *109/L | 1.67 (1.37) |
| Nutritional data | |
| CONUT, as continuous | 2.30 (2.21) |
| Category | |
| Absent | 672 (44.98%) |
| Mild | 602 (40.29%) |
| Moderate | 193 (12.92%) |
| Severe | 27 (1.81%) |
| PNI, as continuous | 46.05 (9.90) |
| Category | |
| Absent | 1,320 (88.35%) |
| Moderate | 77 (5.15%) |
| Severe | 97 (6.49%) |
| NRI, as continuous | 96.96 (10.32) |
| Category | |
| Absent | 617 (41.30%) |
| Mild | 174 (11.65%) |
| Moderate | 607 (40.63%) |
| Severe | 96 (6.43%) |
| PG-SGA, as continuous | 6.26 (4.48) |
| Category | |
| Absent | 52 (3.48%) |
| Mild | 503 (33.67%) |
| Moderate | 549 (36.75%) |
| Severe | 390 (26.10%) |
| HGS, kg | 22.38 (8.93) |
| EORTCQLQ-C30 | 39.21 (4.79) |
| PN, yes | 188 (12.58%) |
| EN, yes | 146 (9.77%) |
Values are mean (SD) or n (%). BMI, body mass index; ECOG, Eastern Cooperative Oncology Group; CONUT, Controlling Nutritional Status score; PNI, prognostic nutritional index; NRI, nutritional risk index; PG-SGA, a patient-generated subjective global assessment; HGS, handgrip strength; EORTCQLQ-C30, European Organization for Research and Treatment of Cancer Quality of Life Questionnaire; PN, parenteral nutrition; EN, enteral nutrition.